Home / 1,131,519.08-1,561,536.42-622,260.20

Finding the Fourth Proportional to 1,131,519.08, 1,561,536.42 and 622,260.20

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Solution

The fourth proportional to 1,131,519.08, 1,561,536.42 and 622,260.20 is: 858,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,519.08 : 1,561,536.42 = 622,260.20 : x
  2. Step 2: Convert to fraction form
    1,131,519.08/1,561,536.42 = 622,260.20/x
  3. Step 3: Cross multiply
    1,131,519.08x = 1,561,536.42 × 622,260.20
  4. Step 4: Simplify right side
    1,131,519.08x = 971,681,965,016.48
  5. Step 5: Solve for x
    x = 971,681,965,016.48/1,131,519.08
  6. Step 6: Final answer
    x = 858,741.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.